Tsys data from 07may09 thru 13dec10 was plotted vs
ra,dec and galactic l/b to show
the portion of Tsys that is coming from the sky. Only data with zenith
angle below 15 degrees was used (to not include the tsys za variation).

Tsys data from 13jun08 (start of 327 cooled
receiver) thru 07may09 was plotted vs ra,dec and galactic l/b to show
the portion of Tsys that is coming from the sky. Only data with zenith
angle below 15 degrees was used (to not include the tsys za variation).